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Lafayette, Louisiana: population and official figures

Population (1 July)
123,311
2025

In depth

What is the population of Lafayette, Louisiana?

Lafayette, Louisiana, had an estimated 123,311 residents on 1 July 2025, the 239th largest of the 824 US cities and towns with 50,000 or more people, and the 4th largest of 305 incorporated places in Louisiana (Census Bureau Vintage 2025 estimates).

Source: U.S. Census Bureau · saved copy

Is the population of Lafayette growing?

Its population is up 1,918 (1.6%) on the April 2020 estimates base of 121,393, 408th slowest-growing of 824 US cities of 50,000 or more.

Source: U.S. Census Bureau · saved copy

How fast is Lafayette, Louisiana growing?

In the year to 1 July 2025 its population rose by 623 (0.51%), from 122,688 in July 2024.

Source: U.S. Census Bureau · saved copy

When does the fiscal year of Lafayette end?

The Census Bureau lists Lafayette's government in its 2024 finance survey as "Lafayette City-Parish", with a fiscal year that ends on 31 October.

Source: U.S. Census Bureau · saved copy

More figures

Who runs Lafayette?

In the United States, cities and towns are run by municipalities: Elected council; mayor elected directly or chosen by the council; in council-manager systems the council hires a professional city manager. Police, fire, local roads, zoning, water, parks. Townships exist in fewer than half the states.

How local power works in the United States

Lafayette is in Louisiana, which has 4,618,189 residents.

Cities of a similar size in the United States

Up a level: all cities in the United States · the United States · government and power

Sources

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